SAXSdb — 2qlc

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1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA repair protein radC homolog

Chlorobium tepidum TLS

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
4	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
5	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
6	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
7	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
8	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RADC_CHLTE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–126； UniProt 97–222 Author chain B； PDBConstruct 1–126； UniProt 97–222 Author chain C； PDBConstruct 1–126； UniProt 97–222 Author chain D； PDBConstruct 1–126； UniProt 97–222 Author chain E； PDBConstruct 1–126； UniProt 97–222 Author chain F； PDBConstruct 1–126； UniProt 97–222 Author chain G； PDBConstruct 1–126； UniProt 97–222 Author chain H； PDBConstruct 1–126； UniProt 97–222

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	2qlc
Deposition date deposition_date	2007-07-12
Structure title title	The crystal structure of DNA repair protein RadC from Chlorobium tepidum TLS
Keywords keywords	;DNA repair protein, RadC, MCSG, Structural Genomics, PSI-2, Protein Structure Initiative, Midwest Center for Structural Genomics, DNA BINDING PROTEIN ;; DNA BINDING PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

2qlc__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2qlc__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2qlc__assembly_2__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	15.07 Å
Rg (electron density)	13.57 Å
Total Rg	15.01 Å
Atom count	991
Residues	124
Excluded volume	17708 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2qlc__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2qlc__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`2qlc__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`2qlc__assembly_4__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
5	1	`2qlc__assembly_5__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
6	1	`2qlc__assembly_6__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
7	1	`2qlc__assembly_7__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
8	1	`2qlc__assembly_8__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (2)

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6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id	2qlcA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcE00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcF00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcG00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

Domain ID domain_id	2qlcH00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily	10 — Cytidine Deaminase, domain 2

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Unit-cell length a length_a	63.434 Å
Unit-cell length b length_b	95.959 Å
Unit-cell length c length_c	192.320 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	32

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	48.000 Å
R factor r_factor	0.2188
R_work r_work	0.2159
R_free r_free	0.2738

Description description	DNA repair protein radC homolog
Molecular weight formula_weight	14297.5 kDa
Source method src_method	man
Copy count entity_count	8

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H
Atom count atom_count	8181

The crystal structure of DNA repair protein RadC from Chlorobium tepidum TLS

1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA repair protein radC homolog

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

2qlc__assembly_2__model_1

2qlc__assembly_2__model_1 | I(q)

2qlc__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

7. Citations (1)

Source organism organism	Chlorobium tepidum TLS
NCBI taxonomy ID ncbi_taxonomy_id	194439
Host organism host_organism	Escherichia coli BL21

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	229

The crystal structure of DNA repair protein RadC from Chlorobium tepidum TLS

1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA repair protein radC homolog

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

2qlc__assembly_2__model_1

2qlc__assembly_2__model_1 | I(q)

2qlc__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

7. Citations (1)